HD Maxx Plastic Fins - H. Dessault

The HD Maxx fins are designed specifically for the needs of freedivers and spearfishers, combining advanced materials with a functional design to ensure efficiency and comfort in the water.

Materials and Construction

The blade is made from a soft hardness polymer compound, providing optimal flexibility combined with high elastic rebound, reducing effort during finning. This combination also delivers high breakage resistance, ensuring durability and reliability even during extended use.

Foot Pocket and Comfort

The 350 model Foot Pocket is lightweight and free of excessive thickness, designed to maximize energy transfer from the leg to the blade. This configuration helps reduce energy consumption and prevent muscle fatigue during freediving and spearfishing.

Technical Features

• Plastic Fins with a long polymer blade
• Total weight under 1300 grams per pair, among the lightest options in its category
• Available in 6 sizes: 36/37, 38/39, 40/41, 42/43, 44/45, 46/47

Applications

The HD Maxx are ideal for both spearfishing and freediving, offering an effective balance of blade responsiveness, comfort, and mechanical strength. The light weight and elasticity of the blade optimize finning fluidity, making long sessions easier with less fatigue.

Sporasub Kelp Fins for Freediving and Spearfishing

The Kelp fins by Sporasub are designed for freedivers and spearfishers looking for a simple, functional product. Ideal for those getting started in spearfishing, they deliver a good balance of performance and ease of use.

Technical features

• Semi-transparent camouflage Blade: made from high-performance technopolymer, it ensures good thrust transmission and effective camouflage in underwater environments.
• Spitfire Foot Pocket: made from thermorubber with a non-slip tread pattern under the heel to ensure stability and comfort during trim and movement.
• Removable Foot Pocket: practical for easier maintenance and replacement.
• Available in 5 sizes, from 39/40 to 47/48, to fit different foot shapes.
• Blade color: green, for good camouflage in the water.

Use and benefits

These fins are designed to make finning easier in freediving and spearfishing, offering efficient thrust transmission with excellent Blade responsiveness. The combination of technopolymer and thermorubber provides lightness and comfort, reducing fatigue during dives.

The simple, rugged construction makes the Kelp suitable for those starting out in spearfishing, maintaining good value for money without compromising on functional technical features for freediving.

L-1090 Freediving Fins 100% Carbon - 200 Line C4

The L-1090 Freediving fins are made entirely from carbon and are part of C4’s brand-new 200 line, designed specifically for freediving and spearfishing.

Materials and Construction

The blade is made with a progressive lamination of four different types of Japanese carbon arranged across seven unidirectional layers. This layup optimizes the balance between reactivity and mechanical strength, ensuring high efficiency in power transmission.

The finish features exposed carbon with a white decoration, giving it a technical and functional look.

Blade Features

• Asymmetric water rails bonded and overmolded using high pressure and temperature, allowing the polymer to fuse perfectly with the blade composite. This technology prevents delamination and ensures long-lasting protection in the area near the foot.
• The variable geometry of the water rails is designed to minimize pressure losses along the entire length of the blade and improve fluidity in the water.
• Hydrodynamic anti-turbulence flap, designed to optimize stability and reduce vibration during finning.
• Blade dimensions: 940 x 192 mm, ideal for an optimal balance between thrust and maneuverability.

Foot Pocket

The fins are fitted with the 200 foot pocket, featuring:

• Black thermoplastic elastomer upper for superior elasticity and comfort.
• White polypropylene sole, durable and lightweight, promoting foot stability.

Available Stiffnesses and Sizes

• Blade stiffnesses: 20 super soft, 25 soft, 30 medium, to suit different finning styles and diving conditions.
• Available in 7 sizes: 36/37, 38/39, 40/41, 41/42, 42/43, 43/44, 44/45.

L-1090 Pesca Fins 100% Carbon - 200 Line C4

The L-1090 Pesca fins are made entirely from pure carbon and are part of the new C4 200 line, designed for freediving and spearfishing. The blade is built with a progressive lamination of four different types of Japanese carbon, arranged in seven unidirectional layers, for an optimal balance between reactivity and mechanical strength.

Technical Features of the Blade

• Dimensions: 940 x 192 mm
• Construction: seven layers of carbon combined to ensure maximum thrust transmission
• Finish: visible carbon with military green decoration
• Water rails: bonded and overmolded under high pressure and temperature, made with polymer fused to the blade composite to prevent detachment during dives
• Variable geometry of the water rails designed to protect the area near the foot and minimize load losses along the entire blade
• Hydrodynamic anti-turbulence flap to improve smooth movement through the water

Foot Pockets

The fins are fitted with 200 foot pockets featuring a black thermoplastic elastomer upper and a white polypropylene sole, ensuring comfort, protection, and a snug fit for effective force transmission during the fin stroke.

Available Variants

• Stiffnesses: 25 (soft), 30 (medium), 35 (medium hard)
• Sizes: 36/37, 38/39, 40/41, 41/42, 42/43, 43/44, 44/45

These fins are specifically designed for spearfishing, offering a balance of lightness, elasticity, and precision in power transmission, promoting an efficient, less tiring fin stroke during dives.

Libeccio Elite Beuchat Fins for Freediving and Spearfishing

The Libeccio Elite fins are specifically designed for freediving and spearfishing, combining comfort and finning efficiency thanks to the use of three distinct materials for the foot pocket, side rails, and blade.

Technical Features

• Carbon blade extending beneath the foot pocket to maximize energy transfer from the foot to the blade, improving reactivity and fluidity of the thrust in the water.
• Blade length: 70 cm, with a 22-degree angle designed to optimize movement and reduce fatigue.
• Foot pocket made from elastomer, a material that provides the right balance between comfort and support.
• Polymer side rails, selected to provide mechanical strength and structural support without compromising lightness.
• Overall fin weight: approximately 510 grams, allowing good control and maneuverability during dives.
• Color: Red-Black, a design that also maintains a professional and distinctive look in the water.
• Available in five sizes to fit different foot sizes perfectly: 39/40 - 41/42 - 43/44 - 45/46 - 47/48.

Materials and Design

The structure of the Libeccio Elite fins features an elastomer foot pocket for a comfortable fit and secure hold, combined with polymer side rails that ensure durability without adding unnecessary weight. The carbon blade is the key element for optimal energy transfer, delivering powerful yet precise thrust during finning.

Use

Ideal for freediving and spearfishing enthusiasts, these fins are designed to deliver efficient energy transfer with a fluid, less fatiguing movement, adapting perfectly to the underwater environment and to specific needs in terms of comfort and responsiveness.

Beuchat Libeccio Sport Fins for Freediving and Spearfishing

The Beuchat Libeccio Sport fins are specifically designed for freediving and spearfishing, with particular attention to the balance between comfort and finning efficiency. The soft blade ensures excellent energy transfer from the foot to the water, improving responsiveness and fluidity of movement.

Materials and Construction

• Foot Pocket made from elastomer, providing elasticity and comfort for an optimal fit.
• Side rails made from high mechanical-strength polymers, adding stability to the blade.
• Blade made from technopolymers, designed to maximize hydrodynamic efficiency and thrust transmission.

Technical Features

• Blade length: 70 cm, with an extension under the foot pocket for optimal energy distribution and more effective finning.
• Blade angle: 22 degrees, optimized for smooth performance and force transmission calibrated for freediving and spearfishing movements.
• Total weight: 1040 grams, balanced to ensure lightness without compromising durability and power transmission.

Availability

• Available sizes: 39/40, 41/42, 43/44, 45/46, 47/48.
• Foot pocket color: Blue-White.

The Libeccio Sport fins are an advanced technical solution for freedivers and spearfishers looking for a reliable, comfortable product that delivers efficient thrust transmission during the dive.

Beuchat Libeccio Sport Fins for Freediving and Spearfishing

The Libeccio Sport fins are designed specifically for freediving and spearfishing, combining comfort and finning efficiency through the use of three distinct materials for the foot pocket, side rails, and blade.

Technical Features

• Foot Pocket: made from elastomer to ensure comfort and a secure fit.
• Blade: made from technopolymers, soft and high-performing for optimal energy transfer from the foot to the water.
• Side rails: made from polymers to ensure proper blade stiffness and responsiveness.
• Blade angle: 22 degrees, designed to optimize thrust and smoothness during finning.
• Blade length: 70 cm, extending underneath the foot pocket to increase energy-transfer efficiency.
• Weight: 1040 grams, balanced to promote lightness and practicality in the water.
• Color: Red-Black.
• Available sizes: 39/40, 41/42, 43/44, 45/46, 47/48.

This combination of materials and design improves blade responsiveness and comfort during extended use, making the Libeccio Sport fins suitable for freediving dives and spearfishing sessions where movement efficiency and reduced fatigue are essential.

Lotus Carbon Fins - Cetma Composites

The Lotus Carbon Fins by Cetma Composites are a true revolution in the world of freediving and spearfishing. Born from the research and experience gained with the renowned Taras bifins, the Lotus Carbon were designed to deliver the same high-level performance with lower energy expenditure: every freediver’s dream—swimming with power and efficiency while feeling as if you have nothing on your feet.

100% Pre-Preg Carbon Blade

The Lotus Carbon Blade is made from 100% Pre-Preg carbon fiber, produced with hot-melt impregnation systems and micro-toughened tetra-functional resin. The proprietary 3D-Tech production process takes place under high pressure, high temperature, and vacuum, ensuring a component with 0% voids, free from defects and with a consistent fiber/resin ratio across the entire blade. The result is an extremely high-quality structure, with maximum specific stiffness and long-lasting durability.

FEM Design and Hydrodynamic Optimization

The Lotus Carbon blade design is optimized through finite element method (FEM) engineering, an advanced engineering technology that allows stiffness and mass to be distributed in order to “tune” the blade to natural frequencies close to those of the finning stroke, triggering the phenomenon of resonance. The result is very low muscular effort combined with superior propulsion and acceleration. The blade features a 30° angle, ideal for delivering maximum thrust in both indoor (pool) and outdoor (open water) settings, with intermediate stiffness suitable for any finning style and any diver weight.

Lotus Foot Pocket in Natural Rubber

The Lotus Carbon Fins are paired with the Lotus Foot Pocket, developed with exceptional commitment in terms of design and technology. Made from high-quality natural rubber, it features low weight and extraordinary softness, ensuring incredible comfort without compromising performance. The Lotus Foot Pocket fits all Sizes perfectly, including smaller sizes starting from 35-36, ideal for women or anyone with smaller feet. Pairing with neoprene socks is recommended.

Modular System: One Foot Pocket, a Thousand Blades

The key distinctive advantage of the Lotus Carbon Fins is their modularity. The Lotus foot pockets are screwed directly onto the Blade, allowing you to change the Blade without replacing the Foot Pocket. Anyone who purchases the Lotus Carbon can upgrade at any time to any other Cetma Composites Blade — including carbon — without having to purchase the Foot Pocket again. A flexible, cost-effective system designed to grow with the diver’s needs.

Suitable for Beginners and Experts

Thanks to their modularity and the different types of Lotus Carbon Blades available, these Fins are the ideal choice both for those approaching freediving for the first time and for experienced athletes seeking high-level performance. Designed, engineered, and manufactured entirely in Italy by Cetma Composites, they represent excellence in the sector through the combination of advanced technology, comfort, and performance.

Technical Specifications

• Blade material: 100% Pre-Preg carbon fiber with micro-toughened tetra-functional resin
• Production technology: 3D-Tech — high pressure, high temperature, vacuum — 0% voids
• Design: FEM (Finite Element Method) for optimal stiffness distribution
• Blade angle: 30°
• Stiffness: intermediate, suitable for any weight and finning style
• Foot Pocket material: high-quality natural rubber
• Foot Pocket Sizes: available in all Sizes starting from 35-36
• Attachment system: Foot Pocket screwed onto the Blade (modular system)
• Use: freediving, spearfishing, pool training
• Production: 100% Made in Italy
• Shipping: Blade and Foot Pocket shipped separately to prevent damage during transport

Cetma Lotus Plastic Fins

The Cetma Lotus fins are designed for freediving, spearfishing, and pool training, offering an ideal balance of durability, responsiveness, and versatility. Made with a fiber-reinforced polymer composite, the blades provide elastic return similar to fiber blades, ensuring effective, smooth propulsion throughout the fin stroke.

Technical Features

• Blades in reinforced polymer composite for greater mechanical resistance to impact and wear
• Excellent elastic return, similar to fiber blades, for efficient power transmission
• Blade dimensions: 650 x 185 mm
• S-Wing Foot Pockets without side rails, designed to provide greater comfort and freedom of movement
• Available in 7 sizes from 35/36 to 47/48 for a proper fit
• Sold unassembled with mounting kit included for easier transport and setup

Applications

The Lotus fins are suitable for freediving, spearfishing, and pool training sessions, thanks to their ability to combine durability with a smooth fin stroke, even under intensive use.

Mantra Fins in 100% Pre-preg Carbon for Freediving and Spearfishing

The Mantra fins are the flagship model from Cetma Composites, specifically designed for freedivers and spearfishers who demand high-level technical equipment. Made entirely from 100% Pre-preg carbon, the blades are built with an exclusive hot-melt impregnation technology using tetra-functional resin, applied under high pressure, high temperature, and vacuum conditions. This process ensures a defect-free blade, with a consistent fiber/resin ratio across the entire surface.

Design and Technical Features

The engineered distribution of stiffness and mass in the blade allows its natural frequency to be tuned to the fin-kicking frequency range, leveraging the phenomenon of resonance to optimize thrust transmission and responsiveness. This advanced design improves the fluidity and efficiency of the fin stroke during freediving and spearfishing.

Components and Comfort

• Assembly with S-Wing foot pockets without side rails, to increase comfort and freedom of movement.
• Constant-section water rails with a height of 10 mm, designed to improve hydrodynamic hold and stability in the water.

Available Variants

• Stiffnesses: 20 super soft, 25 soft, 30 medium, allowing a calibrated choice based on finning style and the required stiffness level.
• Sizes: 39/40, 41/42, 43/44, 45/46, to fit different foot sizes perfectly.
• Blade dimensions: 742 x 195 mm, sized to ensure an effective balance between thrust and maneuverability.
• Available graphics: gold, white, magenta.

100% Pre-preg Carbon Mantra Fins for Freediving and Spearfishing

The Mantra fins are the flagship model from Cetma Composites, specifically designed for freedivers and spearfishers who demand high-level technical equipment. Made entirely from 100% Pre-preg carbon, the blades are built with an exclusive hot-melt impregnation technology using tetra-functional resin, applied under high pressure, high temperature, and vacuum conditions. This process ensures a defect-free blade, with a consistent fiber/resin ratio across the entire surface.

Design and Technical Features

The engineered distribution of stiffness and mass in the blade allows its natural frequency to be tuned to the fin-kick frequency range, leveraging the resonance effect to optimize thrust transmission and responsiveness. This advanced design improves the smoothness and efficiency of the kick during freediving and spearfishing.

Components and Comfort

• Assembly with S-Wing foot pockets without side rails, increasing comfort and freedom of movement.
• Constant-section water rails with a height of 10 mm, designed to improve hydrodynamic hold and stability in the water.

Available Variants

• Stiffnesses: 20 super soft, 25 soft, 30 medium, allowing a calibrated choice based on kick style and the required stiffness level.
• Sizes: 39/40, 41/42, 43/44, 45/46, to perfectly fit different foot sizes.
• Blade dimensions: 742 x 195 mm, sized to provide an effective balance between thrust and maneuverability.
• Available graphics: gold, white, magenta.

Mantra Fins in 100% Pre-preg Carbon for Freediving and Spearfishing

The Mantra fins are the flagship model from Cetma Composites, specifically designed for freedivers and spearfishers who demand high-level technical equipment. Made entirely from 100% Pre-preg carbon, the blades are built using an exclusive hot-melt impregnation technology with tetra-functional resin, applied under high pressure, high temperature, and vacuum conditions. This process ensures a defect-free blade, with a consistent fiber/resin ratio across the entire surface.

Design and Technical Features

The engineered distribution of stiffness and mass in the blade allows its natural frequency to be tuned to the finning frequency range, leveraging the phenomenon of resonance to optimize thrust transmission and responsiveness. This advanced design improves the smoothness and efficiency of the kick during freediving and spearfishing activities.

Components and Comfort

• Assembly with S-Wing foot pockets without side rails, to increase comfort and freedom of movement.
• Constant-section water rails with a height of 10 mm, designed to improve hydrodynamic hold and stability in the water.

Available Variants

• Stiffnesses: 20 super soft, 25 soft, 30 medium, allowing a calibrated choice based on kicking style and the required level of stiffness.
• Sizes: 39/40, 41/42, 43/44, 45/46, to fit different foot sizes perfectly.
• Blade dimensions: 742 x 195 mm, sized to ensure an effective balance between thrust and maneuverability.
• Available graphics: gold, white, magenta.

MB001 Carbon Fins for Freediving and Spearfishing

The MB001 fins are designed by C4 in collaboration with Marco Bonfanti, specifically developed for the needs of freedivers and spearfishers. Made from T700 carbon, they deliver an optimal combination of lightness, elasticity, and mechanical strength.

Reverse Parabolic Lamination Design and Technology

The main feature of the MB001 is the Reverse Parabolic: the parabolic flex curve is positioned close to the foot rather than at the tip, thanks to advanced lamination studies. This increases the thrust surface area in relation to hydrodynamic resistance, improving the mechanical behavior of the blade and significantly increasing propulsion.

The larger thrust surface makes it possible to use stiffer blades while maintaining the same level of effort, optimizing finning efficiency and performance in the water.

Technical Features of the Blade and Water Rails

• Blade size: 806 × 195 mm
• Fin size, size 42/43: 920 × 195 mm
• Material: T700 Carbon
• Available stiffnesses: 20 Super Soft, 25 Soft, 30 Medium
• Black water rails with a rounded profile to reduce turbulence, extending along the full length of the blade to improve water channeling and reduce edge vortices

Foot Pockets and Sizes

The MB001 fins are fitted with 250 foot pockets pre-shaped with a 3° angle, designed to ensure excellent comfort and smooth, direct power transmission.

The model is available in 7 sizes: 36/37, 38/39, 40/41, 41/42, 42/43, 43/44, 44/45, ensuring a precise and secure fit.

Applications

These carbon fins are specifically developed for freediving and spearfishing, offering a perfect balance between stiffness and elasticity for efficient thrust and greater underwater autonomy.

Fins MB001 CAMOSKIN MED

The MB project represents a renewal of the mid-to-high-end range of carbon fins, faithfully maintaining the traditional technical principles of finning technique in freediving and spearfishing. Within C4’s technical vision, the 200 series represents the highest level of research and development, while the MB001 are the best interpretation of the traditional carbon fin, updated with modern materials and construction solutions.

The MB001 CAMOSKIN MED are equipped with the new 250 foot pocket, a direct evolution of the previous 300 model. This foot pocket is made from TPE 75 ShA overmolded onto a rigid insole, a combination that ensures efficient, direct energy transfer from the foot to the fin blade. Careful attention to geometry has made it possible to reduce thickness and keep overall weight down: the 250 foot pocket in size 41/42 weighs only 250 g.

The result is a carbon fin that combines efficiency, controlled elastic response, and a traditional technical setup, designed for freedivers looking for a balance between high performance and a classic finning feel.

Fins MB001 CAMOSKIN OCEAN

The MB001 CAMOSKIN MED fins represent the evolution of C4’s upper-mid-range carbon fin lineup, part of the 200 series, the brand’s highest level of research and development. This model is the most advanced interpretation of the traditional carbon fin, updated with innovative materials and construction solutions optimized for freediving and spearfishing.

Materials and Construction

The 250 foot pocket, developed as a direct evolution of the previous 300 model, is made from TPE 75 ShA overmolded onto a robust rigid sole. This construction ensures efficient, direct energy transfer from the foot to the blade, significantly improving responsiveness during the fin stroke.

The precisely engineered geometry keeps thickness to a minimum, reducing overall weight: the 250 foot pocket in size 41/42 weighs only 250 grams, ensuring lightness without compromising mechanical strength.

Technical Features and Performance

• Efficiency: the combination of materials and design optimizes thrust and energy transfer for smooth movement in the water.
• Controlled elastic response: the balance between blade elasticity and stiffness allows for a precise, manageable fin stroke while reducing muscle fatigue.
• Traditional technical setup: maintains the classic feel appreciated by experienced freedivers, while still delivering the benefits of modern technology.

The MB001 CAMOSKIN OCEAN fins are designed for freediving and spearfishing users looking for a technical tool that combines comfort, lightness, and fluid movement underwater.

C4 x Marco Bonfanti MB002 Carbon Fins

The MB002 Fins are a new generation of T700 carbon fins developed by C4 in collaboration with champion Marco Bonfanti, designed specifically for freediving and spearfishing. Their key innovation lies in the Reverse Parabolic design, which moves the parabolic flex curve close to the foot rather than toward the tip.

Technical features and benefits

This structural change was made possible by in-depth research into carbon lamination, which made it possible to increase the thrust surface area compared to the hydrodynamic resistance surface. As a result, the MB002 deliver greater elastic deformation, increasing propulsion efficiency during the fin stroke.

Stiffer blades can therefore be used while maintaining the same physical effort as lighter blades, optimizing energy transfer and improving thrust without increasing fatigue.

Structure and materials

• Blade size: 874 x 195 mm, with total fin length (size 42/43) of 980 x 195 mm
• Material: high-quality T700 carbon, for an optimal balance between lightness and mechanical strength
• Convex-profile water rails along the full length of the blade: reduce lateral turbulence and improve water channeling, increasing hydrodynamic stability
• Water rail color: black; blade color: black-white with matte finishes for a clean, professional look
• Preformed 250 Foot Pocket with 3° angle to optimize force transfer and ensure comfort during the fin stroke

Available versions

• 7 available sizes: 36/37, 38/39, 40/41, 41/42, 42/43, 43/44, 44/45
• 3 blade stiffness levels to suit different thrust and fatigue requirements: 20 Super Soft, 25+ Soft, 30 Medium

The MB002 Fins are ideal for those looking for a long, precise blade with an elastic response engineered to optimize propulsion in freediving and spearfishing, combining advanced materials with an innovative design.

Minimal HD H Dessault Fins for Freediving and Spearfishing

The Minimal HD fins by H Dessault combine a compact blade with the new Model 350 foot pockets, offering an ideal technical solution for those starting to use carbon fins for freediving and spearfishing.

Technical Features

• Material: T300 carbon with fine twill weave, ensuring an excellent balance between lightness and mechanical strength
• Blade dimensions: 780 x 190 mm, optimized for effective thrust transmission
• Blade Stiffness: 30 medium, for balanced responsiveness and an efficient fin stroke
• Water rails: Elastic-K10 black, for improved hydrodynamics and flow stability in the water
• Weight: 650 grams, ensuring comfort and ease of use even during extended sessions
• Foot pocket: Model 350, black, designed to provide comfort and a snug fit without compromising freedom of movement

Available Sizes

The fins are available in 6 sizes to fit different foot shapes perfectly:

• 36/37
• 38/39
• 40/41
• 42/43
• 44/45
• 46/47

Applications and Benefits

The Minimal HD fins are designed to offer a simple, lightweight, and effective product, especially suited for those looking for a first approach to carbon fins without giving up a good level of efficiency in the water. Ideal for freediving and spearfishing sessions, they ensure good power transmission and a solid balance between comfort and control.

Pershing HD T300 Carbon Fiber Fins for Spearfishing

The Pershing HD fins are specifically designed for spearfishing and freediving, combining light weight, mechanical strength, and easy handling. Made entirely from T300 carbon fiber, they ensure efficient thrust transmission and a smooth, responsive kick even during extended use.

Technical Features and Materials

• Material: 100% high-strength T300 carbon fiber
• Blade dimensions: 800x190 mm, optimized for a balance of power and agility
• Blade Stiffness available in two options: 25 (soft) and 30 (medium)
• Constant-section water rails to improve hydrodynamic stability during finning
• Fin weight: 650 g, with a balance designed to reduce fatigue
• Model 350 Foot Pocket in black, also compatible with the C4 250 foot pocket

Innovation and User Comfort

The main distinguishing feature of the Pershing HD fins is the O.P.S system developed by C4 Technology, which allows thermorubber to be directly overmolded onto the carbon without the use of adhesives. This patented process provides robust protection to the blade tip, shielding it from impacts and improving kick quietness by reducing noise in the water — a key factor in spearfishing to avoid spooking marine life.

The blade configuration and choice of materials ensure excellent responsiveness during sudden changes of direction, making these fins ideal for ocean environments where agility and impact resistance are essential.

Available Sizes

• 36/37
• 38/39
• 40/41
• 42/43
• 44/45
• 46/47

Applications

The Pershing HD fins are intended for freedivers and spearfishers who need reliable equipment with a good balance between light weight and durability. The rubber tip protection and advanced construction system ensure long-lasting performance and comfort during repeated dives in saltwater and typical ocean spearfishing conditions.

Prana Fins - Cetma Composites

The Prana fins are an advanced model specifically designed for freedivers and spearfishers who demand uncompromising equipment in terms of quality and materials.

Materials and Construction

The blades are made of 75% carbon and 25% S-Glass, a high-strength fiberglass derived from the aerospace industry. The manufacturing process uses an exclusive high-pressure, high-temperature vacuum process, with hot melt impregnation using tetra-functional resin. This method ensures a defect-free component with a consistent fiber/resin ratio along the entire blade, delivering strength and lightness.

Engineered Design for Efficient Finning

The calibrated distribution of stiffness and mass along the blade promotes resonance within a range of natural frequencies that match the typical finning frequency. This configuration optimizes thrust transmission, reducing fatigue and increasing fluidity of movement underwater.

Design and Components

• Foot Pockets: S-Wing model without side rails, ensuring comfort and a secure fit.
• Water rails: constant-profile structure with a height of 10 mm, designed for optimal stability and trim control.
• Blade dimensions: 667 x 185 mm, balanced to ensure efficient propulsion.

Available Variants and Sizes

• Stiffness options: 25 soft and 30 medium to suit different thrust and comfort requirements.
• Sizes: 39/40, 41/42, 43/44, 45/46 for a precise fit.
• Logo and side rail colors:  red, orange, and yellow.

Applications

The Prana fins are specifically designed to improve responsiveness and hydrodynamic efficiency during spearfishing and freediving, making the fin stroke smoother and less tiring even during extended sessions.

Prana Fins - Cetma Composites

The Prana fins are an advanced model specifically designed for freedivers and spearfishers who demand uncompromising equipment in terms of quality and materials.

Materials and Construction

The blades are made of 75% carbon and 25% S-Glass, a high-strength fiberglass derived from the aerospace industry. The manufacturing process involves an exclusive high-pressure, high-temperature, vacuum process, with hot-melt impregnation using tetra-functional resin. This method ensures a flawless component with a consistent fiber/resin ratio along the entire blade, delivering strength and lightness.

Engineering Design for Efficient Finning

The calibrated distribution of stiffness and mass along the blade promotes resonance within a range of natural frequencies that match the typical finning frequency. This configuration optimizes thrust transmission, reducing fatigue and increasing the fluidity of movement underwater.

Design and Components

• Foot Pockets: S-Wing model without side rails, ensuring comfort and security when worn.
• Water rails: constant-profile structure with a height of 10 mm, designed for optimal stability and trim control.
• Blade dimensions: 667 x 185 mm, balanced to ensure efficient propulsion.

Available Variants and Sizes

• Stiffnesses: 25 soft and 30 medium to suit different thrust and comfort needs.
• Sizes: 39/40, 41/42, 43/44, 45/46 for a precise fit.
• Logo and side rail colors:  red, orange, and yellow.

Applications

The Prana fins are specifically designed to improve responsiveness and hydrodynamic efficiency during spearfishing and freediving, making finning smoother and less tiring even during extended sessions.

Prana Fins - Cetma Composites

The Prana fins are an advanced model specifically designed for freedivers and spearfishers who demand uncompromising equipment in terms of quality and materials.

Materials and Construction

The blades are made of 75% carbon and 25% S-Glass, a high-strength fiberglass derived from the aerospace industry. Manufacturing involves an exclusive high-pressure, high-temperature vacuum process, with hot-melt impregnation using tetra-functional resin. This method ensures a defect-free component with a consistent fiber/resin ratio along the entire blade, delivering strength and lightness.

Engineered Design for Efficient Finning

The calibrated distribution of stiffness and mass along the blade promotes resonance within a range of natural frequencies that match the typical finning frequency. This configuration optimizes thrust transmission, reducing fatigue and increasing the fluidity of underwater movement.

Design and Components

• Foot Pockets: S-Wing model without side rails, ensuring comfort and a secure fit.
• Water rails: constant-profile structure with a height of 10 mm, designed for optimal stability and trim control.
• Blade size: 667 x 185 mm, balanced to ensure efficient propulsion.

Available Variants and Sizes

• Stiffness options: 25 soft and 30 medium to suit different thrust and comfort requirements.
• Sizes: 39/40, 41/42, 43/44, 45/46 for a precise fit.
• Logo and side-rail colors:  red, orange, and yellow.

Applications

The Prana fins are specifically designed to improve responsiveness and hydrodynamic efficiency during spearfishing and freediving, making finning smoother and less tiring even during extended sessions.

Predator C4 Plastic Fins for Freediving and Spearfishing

The Predator fins by C4 are 100% Italian-made plastic fins, designed for freedivers and spearfishers of all levels. Featuring an eye-catching design and high-quality materials, these fins offer an excellent combination of softness and responsiveness in the blade, ideal for efficient underwater finning.

Technical Features

• Overmolded technopolymer blade made with a compound engineered to ensure high elasticity, strength, and elastic rebound.
• Blade dimensions: 870 x 195 mm, optimized for effective thrust transfer in the water.
• Water rails at the tip of the blade, designed to prevent lateral drift and improve stability during finning.
• Pre-shaped 250 Foot Pockets with a 3° angle, equipped with a rigid sole to transfer all energy to the blade, ensuring maximum efficiency in movement.
• Total fin weight with foot pocket in size 42/43: 630 grams, providing excellent lightness without sacrificing durability and control.
• Available blade stiffness: 25 soft, suitable for ensuring comfort and smooth finning even during extended dives.
• Available Sizes: 36/37, 38/39, 40/41, 41/42, 42/43, 43/44, 44/45, 46/47, for an ergonomic and precise fit.

Usage Benefits

The Predator fins are designed to deliver optimal thrust transfer, thanks to the rigid sole of the foot pocket and the technopolymer blade with immediate response. The water rail configuration provides stable, directional finning, reducing effort caused by skidding or deviation.

The choice of a soft blade compound ensures a good balance between responsiveness and comfort, ideal for freediving and spearfishing sessions where effective propulsion is required without excessive fatigue.

PROtech Fins for Freediving

The PROtech fins are designed for technical freediving, developed through a dedicated study of hydrodynamic flows and equipped with 3D geometries optimized to adapt to the body’s natural movement, ensuring efficiency and fluidity throughout the fin stroke.

Design and Comfort

The right/left anatomical foot pocket ensures a precise fit for the foot, eliminating pressure points and energy loss. The one-piece structure integrating blade and foot pocket provides immediate, direct thrust transmission, improving movement responsiveness in the water.

Technical Features and Materials

The blades are made from 100% multilayer laminated carbon, engineered for progressive energy release without vibration, ensuring a smooth, continuous, and highly technical fin stroke. The anti-turbulence convex profiles of the water rails improve hydrodynamic stability, while the side stabilizers provide controlled buoyancy, optimizing trim and stability during the dive.

Technical Specifications

• Complete fin dimensions (EU size 42/43): 890 x 190 mm
• Blade material: T700 multilayer carbon
• Blade Stiffness: Medium/Soft
• Water rails color: Black
• Water rails type: Anti-turbulence convex profile
• Available EU Sizes: 36/37 – 38/39 – 40/41 – 42/43 – 44/45
• Available US/Canada Sizes: 4.5/5 – 6/6.5 – 7.5/8 – 9/10 – 11/12

Fins PULSE - Cetma Composites

The PULSE Fins by Cetma Composites represent a true revolution in the world of spearfishing and training fins. Designed and manufactured 100% in Italy, the PULSE introduce Hyperbolic Curvature — an exclusive geometry that delivers maximum thrust with minimal effort, redefining the standards of responsiveness and propulsion for the most demanding spearfishers and freedivers.

The Hyperbolic Revolution

The PULSE blade design stands out for its proprietary hyperbolic curvature, engineered to optimize energy transfer with every kick. This advanced geometry ensures immediate response and superior propulsion, making it the ideal choice for both high-performance spearfishing and intensive training sessions.

Aerospace Technology: ZDF and OOT

• ZDF Excellence — Zero Defects: proprietary aerospace technology by Cetma Composites that guarantees a blade free from structural imperfections, with a constant and controlled fiber/resin ratio across the entire surface.
• OOT — Out-of-Autoclave Technology: exclusive production process developed by Cetma Composites that achieves the lamination quality and density typical of aerospace components without using a traditional autoclave, ensuring extreme lightness and exceptional strength.

High-Performance Materials

• HM Carbon (High Modulus): ultra-high-stiffness fibers for a precise, powerful response throughout every finning cycle.
• HR Carbon (High Resistance): high-toughness fibers to ensure structural strength and long-lasting durability even under the most demanding use conditions.
• Hot Melt Pre-preg: hot impregnation system that ensures optimal resin distribution within the blade structure, eliminating voids and discontinuities.

FEM Design: Engineering at the Service of Performance

The geometry of the PULSE fins is optimized through finite element analysis (FEM — Finite Element Method), an advanced design methodology derived from aerospace and structural engineering. This approach allows stiffness to be precisely distributed along the entire blade, creating an optimal deformation profile that maximizes hydrodynamic efficiency and minimizes the user’s muscular fatigue.

100% Made in Italy

The PULSE Fins Cetma Composites are entirely designed and manufactured in Italy, reflecting the manufacturing excellence and technological know-how of Cetma Composites, a global leader in the production of carbon equipment for freediving and spearfishing.

Technical Specifications

• Blade geometry: exclusive hyperbolic curvature
• Material: 100% HM Carbon (High Modulus) + HR (High Resistance)
• Lamination: Hot Melt Pre-preg
• Production technology: OOT (Out-of-Autoclave Technology) — Cetma Composites
• Build quality: ZDF (Zero Defects) — aerospace standard
• Design: FEM-optimized (finite element analysis)
• Origin: 100% Made in Italy
• Ideal use: spearfishing, freediving training

C4 S-990 Camu 100% Carbon Freediving Fins

The S-990 Camu are fins specifically designed for freediving and spearfishing, made entirely from 100% carbon and part of the new C4 200 line. The blade, measuring 770 x 192 mm, is built with a progressive lamination of four different types of Japanese carbon, combined across seven unidirectional layers. This configuration significantly improves the reactivity and mechanical strength of the blade, ensuring efficient thrust transmission during finning in the water.

Technical blade features

• Dovetail Rig for improved flow and optimized hydrodynamics.
• Visible carbon finish enhanced with a white decoration for a technical and functional design.
• Water rails glued and overmolded at high pressure and temperature, allowing the polymer to fuse with the blade composite and eliminating the risk of detachment during dives.
• Variable water rail geometry designed to protect the blade in the area near the foot and minimize load losses along the entire length of the blade.

Foot Pocket

The fins are fitted with the 200 foot pockets, featuring:

• Black thermoplastic elastomer upper to provide elasticity and comfort in the fit.
• Military green polypropylene sole, durable and lightweight to optimize fit without compromising agility and control.

Available variants

• Blade stiffness: 25 soft, 30 medium, and 40 hard, to suit different thrust and sensitivity requirements during freediving.
• Available Sizes: 36/37, 38/39, 40/41, 41/42, 42/43, 43/44, and 44/45, for a perfect fit and in-water comfort.

S-990 Firestone Fins in 100% Carbon - 200 Line C4

The S-990 Firestone are an advanced solution for freediving and spearfishing, made from 100% carbon and part of C4’s 200 line, designed to deliver an optimal combination of lightness, responsiveness, and mechanical strength.

Structure and Materials

The blade features a progressive lamination of 4 different types of Japanese carbon, arranged in 7 unidirectional layers. This technical construction allows for excellent optimization of thrust transmission and blade durability.

The blade tip is shaped with a swallowtail profile, a design that improves finning fluidity and hydrodynamics, reducing water resistance during freediving movement.

Water Rails and Protection

The water rails are integrated through bonding and high-pressure, high-temperature overmolding, a process that fuses the polymer with the blade’s carbon composite, eliminating the risk of detachment during dives.

The variable geometry of the water rails has been engineered to:

• Protect the blade in the area adjacent to the foot
• Minimize load losses along the entire length of the blade

Foot Pocket and Sizes

The fins are fitted with the 200 foot pocket, made with a black thermoplastic elastomer upper and a red polypropylene sole, designed to ensure comfort, fit, and durability in the water.

The blade dimensions are 770 x 192 mm, optimized to ensure efficiency and control during finning.

Stiffnesses and Available Sizes

The S-990 Firestone fins are available in three stiffness levels to suit different thrust and control needs in freediving:

• 25 Soft
• 30 Medium
• 40 Hard

The sizes cover a wide range:

• 36/37
• 38/39
• 40/41
• 41/42
• 42/43
• 43/44
• 44/45

Salvimar Speeder Fins

The Salvimar Speeder Fins are made from variable-thickness polypropylene, with 3.5 mm near the foot and 1.8 mm at the blade tip. This construction provides an optimal balance between stiffness and flexibility, ensuring efficient thrust transmission with minimal effort during freediving finning and spearfishing.

Ergonomics and Comfort

The foot pocket is shaped from ergonomic rubber with variable thicknesses and integrates a molded rigid insole that improves power transmission and foot support. This configuration increases comfort, allowing for a snug fit and a high level of blade control.

Mechanical Strength and Hydrodynamics

The side rails are positioned under the sole of the foot and incorporate fused polypropylene side clips, ensuring excellent energy transfer from the foot pocket to the blade with no discontinuity points. This reduces hydrodynamic turbulence and prevents annoying interference while swimming.

Sizes and Specifications

• Stiffness: single
• Available sizes: 39/40, 41/42, 43/44, 45/46

Speeder Carbo HD Fins - Salvimar

The Salvimar Speeder Carbo HD Fins represent the absolute top of the Speeder range: a professional Made in Italy fin designed for experienced freedivers and spearfishers who do not accept compromises in power, efficiency, and comfort. The combination of the high-modulus TW-K03 Pre-Peg carbon fiber blade and the updated Speeder HD foot pocket creates an extremely high-level technical tool, capable of delivering exceptional thrust with minimal muscle effort.

TW-K03 Carbon Blade: Autoclave Technology

The core of the Speeder Carbo HD is the high-modulus TW-K03 Pre-Peg carbon fiber blade, mechanically produced in an autoclave at extremely high pressures. This process eliminates air bubbles and weak points, achieving an unmatched level of structural compactness.

• Blade material: high-modulus TW-K03 Pre-Peg carbon fiber
• Manufacturing process: high-pressure autoclave curing
• Structure: differentiated thickness from 0.6 mm at the tip to 2.5 mm under the foot
• Flex response: excellent, with precise calibration at the flex and thrust points
• Impact resistance: high thanks to the optimized K03 carbon layering
• Blade length: 76 cm from the 29° angle to the tip, excluding foot pocket
• Width: 11 cm at the base, 21 cm at the center, 6 cm at the tip
• Total weight (size 39/40): 675 grams

Speeder HD Foot Pocket: Comfort and Energy Transfer

The Speeder HD foot pocket is one of the most innovative elements in the entire range. Designed with a carefully engineered geometry, it ensures exceptional comfort and optimal energy transfer from the foot to the blade.

• Upper material: soft 65 Shore rubber for a perfect wrap around the foot
• Insole: rigid polypropylene, integrated during the molding process
• Side rails: positioned under the sole of the foot to maximize thrust and reduce hydrodynamic turbulence
• Side clips: rigid, co-molded with the rubber, to make the foot pocket and blade a single solid unit
• Foot pocket/blade angle: 29°, optimized for finning dynamics
• Variable-thickness design: soft upper and rigid insole for mechanical strength and lightness
• Anatomical big-toe recess: eliminates toe cramps during extended sessions
• Closed front: full toe protection

Who They Are Ideal For

The Speeder Carbo HD perform at their best in mid- to deep-water spearfishing conditions, where the combination of high-modulus carbon and the HD foot pocket ensures powerful bottom departures and lightning-fast ascents. Particularly high-performing during winter outings with heavy ballast on the weight belt. A fin intended for experienced spearfishers and freedivers with solid technique: in the right hands, they deliver performance at the top of their category.

SPORTECH CARBON carbon freediving Fins

The SPORTECH CARBON are fins designed specifically for dynamic freediving and deep freediving, optimally balancing performance and ergonomic comfort. These fins deliver reliable efficiency during extended sessions, ensuring effective thrust transmission and a smooth kick while freediving.

Main technical features

• Open-heel silicone Foot Pocket: anatomical and soft, it provides an excellent fit for lasting comfort and greater freedom of movement.
• Right and left anatomical design: optimizes foot fit and improves kicking fluidity.
• Monobloc carbon structure: seamless, it allows continuous and efficient power transfer, increasing blade responsiveness.

Use and performance

Compared to the PROTech model, which is more geared toward competitive use, the SPORTECH CARBON are ideal for freedivers who need a versatile product, combining a high technical level with superior comfort. Their composition and construction make them suitable for frequent use, maintaining an excellent balance between lightness and mechanical strength while freediving.

SPORTECH FBG Fins for Freediving

The SPORTECH FBG fins are designed in fiberglass for modern pure freediving, offering an optimal balance of efficiency, comfort, and control during long training sessions in dynamic apnea and constant weight.

Technical Features

• Blade dimensions: 750x194 mm
• Full fin dimensions (size 40/42): 860x194 mm
• Blade material: Fiberglass Prepreg Epoxy
• Blade Stiffness: Soft, Medium/Soft
• Blade color: Black
• Water Rails: Black with rounded anti-turbulence profile
• Foot Pockets: SPORTECH silicone
• Available Sizes (Europe): 35/37 – 37/39 – 39/41 – 41/43 – 43/45 – 45/47
• Available Sizes (US/Canada): 4.5–6.5 – 6.5–7.5 – 7.5–8.5 – 8.5–9.5 – 9.5–11 – 11–12.5
• Compatibility: Only with SPORTECH blade models

Design and Comfort

The silicone foot pocket is designed to provide a soft, progressive fit, reducing fatigue and preventing pressure points. The open heel and right/left differentiated anatomical design ensure a better fit to the foot.

The one-piece structure with no gaps, derived from the PROTech model, allows direct and efficient power transfer, improving finning responsiveness and fluidity of movement in the water.

Applications

The SPORTECH FBG are recommended for freedivers engaged in regular dynamic apnea and constant weight training. These are freediving-specific fins, designed for frequent, uncompromising use with a competitive price-to-performance ratio.

SPORTECH FBG Fins for Freediving

The SPORTECH FBG are freediving fins made from Prepreg Epoxy fiberglass, designed for modern pure freediving. The design focuses on efficiency, comfort, and control during extended sessions, both in dynamic freediving and constant weight.

Technical Features

• Blade dimensions: 750 x 194 mm
• Complete fin dimensions (size 40/42): 860 x 194 mm
• Blade Stiffness: Soft, Medium/Soft, designed for progressive, controlled thrust transmission
• Water rails: black anti-turbulence rounded profile, to improve hydrodynamics and stabilize the fin in motion
• Foot Pocket: soft SPORTECH silicone with open heel, ensuring a comfortable, progressive fit while reducing fatigue and pressure points
• Differentiated anatomical design between right and left, for an ergonomic fit and improved power transfer
• Monoblock structure with no voids, derived from the PROTech model, to maximize thrust efficiency
• Available Sizes (Europe): 35/37 – 37/39 – 39/41 – 41/43 – 43/45 – 45/47
• Available Sizes (US/Canada): 4.5–6.5 – 6.5–7.5 – 7.5–8.5 – 8.5–9.5 – 9.5–11 – 11–12.5
• Compatibility: only with SPORTECH blade models

Materials and Performance

The blade is made from fiberglass Prepreg Epoxy, a material that provides an optimal combination of light weight, mechanical strength, and reactivity. The Soft and Medium/Soft blade stiffness allows for a smooth finning action and better movement control in the water, ideal for dynamic freediving and constant weight.

Comfort and Ergonomics

The silicone foot pocket is designed to ensure a soft, progressive fit, minimizing fatigue during extended dives. The open heel promotes foot stability without limiting freedom of movement, while the differentiated anatomical design optimizes power transfer, improving overall fin control.

Applications

The SPORTECH FBG are recommended for freedivers who train regularly in dynamic or constant weight. They are designed for frequent, dedicated freediving use, delivering an excellent balance of technical quality and cost/performance ratio in the spearfishing and freediving sector.

Omer Stingray Evo Fins for Freediving and Spearfishing

The Omer Stingray Evo fins are designed specifically for the needs of freediving and spearfishing, offering an optimal balance between efficiency and comfort during dives.

Technical Features

• The long blade is made from low-modulus polypropylene, providing light weight, mechanical strength, and effective thrust transmission during finning.
• A functional hole in the center of the blade channels water, improving blade tracking and reducing the force required for each fin stroke.
• The removable foot pocket is made from dual-density thermo-rubber, ensuring a comfortable fit and excellent power transfer from the leg to the blade.
• The blade-foot pocket assembly has a 22-degree angle, designed to optimize thrust while keeping effort consistent for the freediver or spearfisher.

Dimensional Specifications

• Blade length: 780 mm
• Blade width: 210 mm
  
• Color: Brown

Benefits for Freediving and Spearfishing

The low-modulus polypropylene structure allows for a smooth, responsive fin stroke, reducing muscle fatigue during extended dives. The central hole improves the blade’s hydrodynamics, increasing movement efficiency in the water. The dual-density thermo-rubber foot pocket combines comfort and fit stability, a key factor for freedom of movement and precise control.